OpenAI compatible API · Attested · Public status

Nous: Hermes 3 405B Instruct vs Z.ai: GLM 5.3 Flash

Nous: Hermes 3 405B Instruct vs Z.ai: GLM 5.3 Flash: compare current API pricing, context, provider routes, privacy, p50 latency, and OpenAI-compatible access.

Verify gateway
Onebase URL to migrate
100sof models and routes
0prompt or output logs. Always.
Compare routesProviders, price, context, and policy posture in one view.
Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.
Same API shapeUse the OpenAI client and set the model you want.

Practical read

Monthly evidence

Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the larger context window. There is not enough recent probe data to compare speed.

$2.11/1MNous: Hermes 3 405B Instruct cheapest route
$0.32705/1MZ.ai: GLM 5.3 Flash cheapest route
not enough dataNous: Hermes 3 405B Instruct fastest measured p50 TTFT
766 msZ.ai: GLM 5.3 Flash fastest measured p50 TTFT via wafer

The price comparison adds each route's rate for one million input tokens and one million output tokens; your cost depends on your input/output mix. Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

Nous: Hermes 3 405B InstructZ.ai: GLM 5.3 Flash
Model idnousresearch/hermes-3-llama-3.1-405bz-ai/glm-5.3-flash
AI IQ — IQ 120#40
Context131,072 tokens1,048,576 tokens
Credits provider routes126
Cheapest route$2.11/1M$0.32705/1M
Cached inputNot published$0.015825/1M to $0.110775/1M
Privacy postureprovider posture varieshas provider E2EE route
Fastest measured p50 TTFTnot enough data766 ms via wafer
Highest measured throughputnot enough datanot enough data
Recent route uptime rangenot enough data0.00% to 100.00%
Modes chat chat

Nous: Hermes 3 405B Instruct routes

Z.ai: GLM 5.3 Flash routes

Related comparisons

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Production choice

Pick a default model. Keep fallback enabled.

TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.

OpenAI clientPython
client = OpenAI(
    base_url="https://api.trustedrouter.com/v1",
    api_key="sk-tr-v1-..."
)

response = client.chat.completions.create(
    model="nousresearch/hermes-3-llama-3.1-405b",
    messages=messages,
)

Questions

Which should I use, Nous: Hermes 3 405B Instruct or Z.ai: GLM 5.3 Flash?

Z.ai: GLM 5.3 Flash has the lower published input-plus-output rate, more Credits provider routes and the larger context window. There is not enough recent probe data to compare speed.

Is Nous: Hermes 3 405B Instruct or Z.ai: GLM 5.3 Flash cheaper?

The current cheapest TrustedRouter route is $2.11/1M for Nous: Hermes 3 405B Instruct and $0.32705/1M for Z.ai: GLM 5.3 Flash. The comparison uses current catalog prices and updates as provider pricing changes.

Is Nous: Hermes 3 405B Instruct or Z.ai: GLM 5.3 Flash faster?

Current measured p50 time to first token is not enough data for Nous: Hermes 3 405B Instruct and 766 ms for Z.ai: GLM 5.3 Flash. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Nous: Hermes 3 405B Instruct and Z.ai: GLM 5.3 Flash with the same API?

Yes. Use the same OpenAI-compatible TrustedRouter base URL and API key, then change only the model id between nousresearch/hermes-3-llama-3.1-405b and z-ai/glm-5.3-flash. This makes side-by-side evals possible without maintaining two provider integrations.

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